{"id":49064,"date":"2024-10-08T02:08:16","date_gmt":"2024-10-07T18:08:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/49064\/"},"modified":"2024-10-08T02:08:16","modified_gmt":"2024-10-07T18:08:16","slug":"%e4%bc%ba%e6%9c%8d%e5%99%a8%e5%ae%89%e5%85%a8%e8%a8%ad%e7%bd%ae_%e4%b8%ad%e7%b4%9a%e7%af%87","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/49064\/","title":{"rendered":"\u4f3a\u670d\u5668\u5b89\u5168\u8a2d\u7f6e_\u4e2d\u7d1a\u7bc7"},"content":{"rendered":"<h1 id=\"%e4%bc%ba%e6%9c%8d%e5%99%a8%e5%ae%89%e5%85%a8%e8%a8%ad%e7%bd%ae_%e4%b8%ad%e7%b4%9a%e7%af%87-kBFQIdpmUE\">\u4f3a\u670d\u5668\u5b89\u5168\u8a2d\u7f6e_\u4e2d\u7d1a\u7bc7<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u4f4d\u5316\u7684\u6642\u4ee3\uff0c\u4f3a\u670d\u5668\u5b89\u5168\u5df2\u6210\u70ba\u4f01\u696d\u548c\u500b\u4eba\u7528\u6236\u4e0d\u53ef\u5ffd\u8996\u7684\u91cd\u8981\u8b70\u984c\u3002\u96a8\u8457\u7db2\u7d61\u653b\u64ca\u7684\u65e5\u76ca\u589e\u591a\uff0c\u5982\u4f55\u6709\u6548\u5730\u4fdd\u8b77\u4f3a\u670d\u5668\u514d\u53d7\u6f5b\u5728\u5a01\u8105\uff0c\u6210\u70ba\u4e86\u6bcf\u4f4d\u7cfb\u7d71\u7ba1\u7406\u54e1\u7684\u9996\u8981\u4efb\u52d9\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b\u4e2d\u7d1a\u7684\u4f3a\u670d\u5668\u5b89\u5168\u8a2d\u7f6e\uff0c\u5e6b\u52a9\u7528\u6236\u63d0\u5347\u5176\u4f3a\u670d\u5668\u7684\u5b89\u5168\u6027\u3002<\/p>\n<h2 id=\"1-%e5%ae%9a%e6%9c%9f%e6%9b%b4%e6%96%b0%e7%b3%bb%e7%b5%b1%e5%92%8c%e6%87%89%e7%94%a8%e7%a8%8b%e5%bc%8f-kBFQIdpmUE\">1. \u5b9a\u671f\u66f4\u65b0\u7cfb\u7d71\u548c\u61c9\u7528\u7a0b\u5f0f<\/h2>\n<p>\u4fdd\u6301\u4f3a\u670d\u5668\u64cd\u4f5c\u7cfb\u7d71\u53ca\u5176\u61c9\u7528\u7a0b\u5f0f\u7684\u6700\u65b0\u72c0\u614b\u662f\u9632\u6b62\u5b89\u5168\u6f0f\u6d1e\u7684\u57fa\u672c\u6b65\u9a5f\u3002\u8a31\u591a\u653b\u64ca\u8005\u5229\u7528\u904e\u6642\u8edf\u9ad4\u4e2d\u7684\u5df2\u77e5\u6f0f\u6d1e\u9032\u884c\u653b\u64ca\u3002\u56e0\u6b64\uff0c\u5b9a\u671f\u6aa2\u67e5\u4e26\u5b89\u88dd\u66f4\u65b0\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002<\/p>\n<pre><code>sudo apt update\nsudo apt upgrade<\/code><\/pre>\n<h2 id=\"2-%e4%bd%bf%e7%94%a8%e9%98%b2%e7%81%ab%e7%89%86-kBFQIdpmUE\">2. \u4f7f\u7528\u9632\u706b\u7246<\/h2>\n<p>\u9632\u706b\u7246\u662f\u4fdd\u8b77\u4f3a\u670d\u5668\u7684\u91cd\u8981\u5de5\u5177\u3002\u5b83\u53ef\u4ee5\u904e\u6ffe\u9032\u51fa\u4f3a\u670d\u5668\u7684\u6d41\u91cf\uff0c\u963b\u6b62\u672a\u7d93\u6388\u6b0a\u7684\u8a2a\u554f\u3002Linux\u7cfb\u7d71\u4e2d\u5e38\u7528\u7684\u9632\u706b\u7246\u5de5\u5177\u6709iptables\u548cufw\u3002<\/p>\n<h3 id=\"2-1-%e8%a8%ad%e7%bd%aeiptables-kBFQIdpmUE\">2.1 \u8a2d\u7f6eiptables<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528iptables\u8a2d\u7f6e\u57fa\u672c\u9632\u706b\u7246\u898f\u5247\u7684\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>sudo iptables -A INPUT -m conntrack --ctstate ESTABLISHED,RELATED -j ACCEPT\nsudo iptables -A INPUT -p tcp --dport 22 -j ACCEPT\nsudo iptables -A INPUT -p tcp --dport 80 -j ACCEPT\nsudo iptables -A INPUT -p tcp --dport 443 -j ACCEPT\nsudo iptables -A INPUT -j DROP<\/code><\/pre>\n<h3 id=\"2-2-%e4%bd%bf%e7%94%a8ufw-kBFQIdpmUE\">2.2 \u4f7f\u7528ufw<\/h3>\n<p>ufw\uff08Uncomplicated Firewall\uff09\u662f\u4e00\u500b\u66f4\u7c21\u55ae\u7684\u9632\u706b\u7246\u7ba1\u7406\u5de5\u5177\uff0c\u4f7f\u7528\u8d77\u4f86\u66f4\u52a0\u76f4\u89c0\uff1a<\/p>\n<pre><code>sudo ufw allow 22\/tcp\nsudo ufw allow 80\/tcp\nsudo ufw allow 443\/tcp\nsudo ufw enable<\/code><\/pre>\n<h2 id=\"3-ssh%e5%ae%89%e5%85%a8%e8%a8%ad%e7%bd%ae-kBFQIdpmUE\">3. SSH\u5b89\u5168\u8a2d\u7f6e<\/h2>\n<p>SSH\uff08Secure Shell\uff09\u662f\u9060\u7a0b\u7ba1\u7406\u4f3a\u670d\u5668\u7684\u5e38\u7528\u5de5\u5177\uff0c\u4f46\u5982\u679c\u4e0d\u52a0\u4ee5\u4fdd\u8b77\uff0c\u53ef\u80fd\u6210\u70ba\u653b\u64ca\u8005\u7684\u76ee\u6a19\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u52a0\u5f37SSH\u5b89\u5168\u6027\u7684\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li><strong>\u66f4\u6539\u9ed8\u8a8d\u7aef\u53e3\uff1a<\/strong>\u5c07SSH\u7684\u9ed8\u8a8d\u7aef\u53e322\u66f4\u6539\u70ba\u5176\u4ed6\u7aef\u53e3\uff0c\u4ee5\u6e1b\u5c11\u81ea\u52d5\u5316\u653b\u64ca\u7684\u98a8\u96aa\u3002<\/li>\n<li><strong>\u7981\u7528\u6839\u7528\u6236\u767b\u9304\uff1a<\/strong>\u901a\u904e\u7de8\u8f2fsshd_config\u6587\u4ef6\uff0c\u7981\u7528\u6839\u7528\u6236\u76f4\u63a5\u767b\u9304\u3002<\/li>\n<li><strong>\u4f7f\u7528SSH\u5bc6\u9470\u8a8d\u8b49\uff1a<\/strong>\u76f8\u8f03\u65bc\u5bc6\u78bc\uff0cSSH\u5bc6\u9470\u63d0\u4f9b\u4e86\u66f4\u9ad8\u7684\u5b89\u5168\u6027\u3002<\/li>\n<\/ul>\n<pre><code>sudo nano \/etc\/ssh\/sshd_config\n# \u5c07\u4ee5\u4e0b\u884c\u8a2d\u7f6e\u70bano\nPermitRootLogin no\n# \u66f4\u6539\u7aef\u53e3\nPort 2222<\/code><\/pre>\n<h2 id=\"4-%e7%9b%a3%e6%8e%a7%e5%92%8c%e6%97%a5%e8%aa%8c%e7%ae%a1%e7%90%86-kBFQIdpmUE\">4. \u76e3\u63a7\u548c\u65e5\u8a8c\u7ba1\u7406<\/h2>\n<p>\u5b9a\u671f\u6aa2\u67e5\u4f3a\u670d\u5668\u65e5\u8a8c\u53ef\u4ee5\u5e6b\u52a9\u53ca\u65e9\u767c\u73fe\u6f5b\u5728\u7684\u5b89\u5168\u554f\u984c\u3002\u4f7f\u7528\u5de5\u5177\u5982fail2ban\u53ef\u4ee5\u81ea\u52d5\u76e3\u63a7\u65e5\u8a8c\u4e26\u963b\u6b62\u53ef\u7591\u7684IP\u5730\u5740\u3002<\/p>\n<pre><code>sudo apt install fail2ban<\/code><\/pre>\n<h2 id=\"5-%e5%ae%9a%e6%9c%9f%e5%82%99%e4%bb%bd-kBFQIdpmUE\">5. \u5b9a\u671f\u5099\u4efd<\/h2>\n<p>\u5373\u4f7f\u63a1\u53d6\u4e86\u6240\u6709\u7684\u5b89\u5168\u63aa\u65bd\uff0c\u6578\u64da\u4e1f\u5931\u7684\u98a8\u96aa\u4ecd\u7136\u5b58\u5728\u3002\u56e0\u6b64\uff0c\u5b9a\u671f\u5099\u4efd\u4f3a\u670d\u5668\u6578\u64da\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002\u53ef\u4ee5\u4f7f\u7528rsync\u6216tar\u7b49\u5de5\u5177\u9032\u884c\u5099\u4efd\u3002<\/p>\n<pre><code>rsync -avz \/path\/to\/data \/path\/to\/backup<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-kBFQIdpmUE\">\u7e3d\u7d50<\/h2>\n<p>\u4f3a\u670d\u5668\u5b89\u5168\u662f\u4e00\u500b\u6301\u7e8c\u7684\u904e\u7a0b\uff0c\u96a8\u8457\u6280\u8853\u7684\u767c\u5c55\u548c\u653b\u64ca\u624b\u6cd5\u7684\u6f14\u8b8a\uff0c\u7cfb\u7d71\u7ba1\u7406\u54e1\u9700\u8981\u4e0d\u65b7\u66f4\u65b0\u81ea\u5df1\u7684\u77e5\u8b58\u548c\u6280\u80fd\u3002\u901a\u904e\u5b9a\u671f\u66f4\u65b0\u7cfb\u7d71\u3001\u4f7f\u7528\u9632\u706b\u7246\u3001\u52a0\u5f37SSH\u5b89\u5168\u3001\u76e3\u63a7\u65e5\u8a8c\u4ee5\u53ca\u5b9a\u671f\u5099\u4efd\uff0c\u60a8\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u4f3a\u670d\u5668\u7684\u5b89\u5168\u6027\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u65b9\u6848\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u63a2\u8a0e\u4f3a\u670d\u5668\u5b89\u5168\u8a2d\u7f6e\u7684\u4e2d\u7d1a\u6280\u5de7\uff0c\u63d0\u5347\u7cfb\u7d71\u9632\u8b77\uff0c\u78ba\u4fdd\u6578\u64da\u5b89\u5168\u8207\u7a69\u5b9a\u904b\u884c\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-49064","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/49064","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=49064"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/49064\/revisions"}],"predecessor-version":[{"id":49065,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/49064\/revisions\/49065"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=49064"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=49064"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=49064"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}